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Green 288-pin DDR5 RDIMM module, 128GB, no heat spreader

NEMIX RAM

NEMIX RAM 128GB DDR5 4800 CL40 1.1V 4Rx4 ECC RDIMM THINKMATE GPX-XS8-24S4-4GPU memory upgrade

SKU CH-6PBH-EMYP8

128 GB DDR5-4800 ECC registered RDIMM with CL40 latency and 1.1 V operation for Thinkmate GPX-XS8-24S4-4GPU workstations

  • Total capacity128 GB
  • Rated speedDDR5 4800 (PC5 38400)
  • ChipsetMajor OEM Samsung, Micron, Hynix
  • CAS latencyCL40
  • Buffer typeRegistered
  • Rated voltage1.1 V
  • 128 GB capacity handles large server workloads
  • DDR5 4800 speed delivers high data throughput
  • ECC registered design protects data integrity
  • 10 V operation reduces power draw
  • Validated for Thinkmate GPX-XS8-24S4-4GPU workstation

Purpose-built upgrade

This 128GB DDR5 module targets administrators expanding a THINKMATE GPX-XS8-24S4-4GPU workstation. The registered ECC design supports error correction for mission-critical workloads. Single-stick density lets you add capacity without occupying extra slots.

Thermals and power

Operating at 1.1V, the module runs at standard DDR5 voltage without a heat spreader. Registered buffering reduces electrical load on the memory controller during sustained throughput. Typical server airflow is sufficient for normal operation.

Build and daily use

Major OEM chips from Samsung, Micron or Hynix underlie the 4Rx4 organisation. The 288-pin RDIMM form factor keyed for DDR5 prevents mis-installation in incompatible boards. ECC registration adds a clock cycle of latency for data integrity.

How it compares

Measured against everything we stock in Model-Specific Memory Upgrades, at today’s prices. Recalculated every night.

Price $3,723.99
Pricier than about 75% of the 21,161 comparable items (median $397.99).
Total capacity 128 GB
Higher than about 70% of the 20,941 comparable items (median 32 GB).
Price per GB $29.09 per GB
Pricier than about 82% of the 20,941 comparable items (median $8.19 per GB).

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Specifications

Product
Brand nameNEMIX RAM
Product lineTHINKMATE Server/Workstation Compatible Series Memory
Model nameTHINKMATE DDR5 4800 MHz ECC RDIMM Registered Server Memory
Part numberMR38400-744K1
Total capacity128 GB
Product type288-Pin DDR5 RDIMM
Performance
Rated speedDDR5 4800 (PC5 38400)
Processor
ChipsetMajor OEM Samsung, Micron, Hynix
Memory
CAS latencyCL40
ECC supportYes
Buffer typeRegistered
Heat spreaderNo
Memory rank4Rx4
Power
Rated voltage1.1 V
Compatibility
Compatible systemsTHINKMATE
In the box
Included items128 GB (1 × 128 GB) DDR5 4800 MHz PC5-38400 4Rx4 1.1 V CL40 288-PIN ECC RDIMM Registered Server Memory

Questions about this item

How do I install the 288-pin DDR5 RDIMM in the ThinkMate GPX-XS8-24S4-4GPU, and which step is often missed?

Power down the workstation, open the chassis, align the module notch with the slot key, press firmly until both latches click, then verify in BIOS that all 128 GB are recognised at 4800 MT/s.

What maintenance or replacement will this 4Rx4 ECC registered module need over time?

No routine maintenance is required; ECC corrects single-bit errors on the fly, and the module should only be replaced if the system logs uncorrectable memory errors or a DIMM fails POST.

What limit appears first when the 1.1 V CL40 kit runs sustained workloads?

The CAS latency of 40 cycles at 4800 MT/s sets the baseline response time, so latency-sensitive tasks will hit that timing ceiling before bandwidth saturates.

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